FCU FAULT

Question 1

DUAL FCU FAULT
To which baro reference does the system automatically revert to?

Answer 1

1013 hPa

Question 2

DUAL FCU FAULT
How should you set the actual baro setting?

Answer 2

By using the standby altimeter.

Question 3

DUAL FCU FAULT
Why should you NOT insert MDA on PERF APPR Page?

Answer 3

Because the PFD altitude is referenced to STD, and not to the correct barometric value.

Question 4

DUAL FCU FAULT
Additional PM call-outs from standard:

Answer 4

• “HUNDRED ABOVE”
• “MINIMUM”), using the STBY altimeter.

Question 5

DUAL FCU FAULT
Fly, what fails?

Answer 5

• A/THR
• AP
• FD

Question 6

DUAL FCU FAULT
On PFD:

Answer 6

• Altitude alert is inoperative.
  • ILS deviation scales are displayed.
  • Flight path vector is displayed.
  • Mach indication is inoperative.
  • FMA is lost except in LAND or GA mode.

Question 7

DUAL FCU FAULT
On ND:

Answer 7

• ROSE NAV mode with map (80 NM range) is displayed.
• Needle 1 is related to VOR1 only.
  Needle 2 is related to ADF2 only (ADF1 if ADF2 not installed).
• VOR/ADF selection on DDRMI is not affected.

Question 8

DUAL FCU FAULT
Is the WX RADAR display reliable?

Answer 8

No. If the image remains displayed it must be disregarded. In all cases, red “WXR RNG” message is displayed.